Post anchor



FIG. 1 is a perspective view of a post anchor;

FIG. 2 is a front elevation view thereof, the back being a mirror image;

FIG. 3 is a right side view thereof, the left side being a mirror image;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design of post anchor, as shown and described. 